{"action":"Upgrade linux to 6.1.20-1 or later.","affected":[{"fixed":"6.1.20-1","introduced":"0"}],"component":"linux","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["6.1.20-1"],"id":"tcs_01M5NJNEB90M4S5ZFSFSPTDZWP","modified_at":"2026-10-23T18:04:55.174307487Z","published_at":"2025-09-15T15:15:51.120Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2023-53240","https://security-tracker.debian.org/tracker/CVE-2023-53240"],"severity":{"label":"medium","score":5.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2023-53240","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2023-53240"}],"summary":"In the Linux kernel, the following vulnerability has been resolved: xsk: check IFF_UP earlier in Tx path Xsk Tx can be triggered via either sendmsg() or poll() syscalls. These two paths share a call t"}